package file;

import java.io.File;
import java.io.FileFilter;

public class ListFileDemo2 {
    public static void main(String[] args) {
        File dir = new File(".");
        if (dir.isDirectory()) {
            File[] subs = dir.listFiles(new FileFilter() {
                @Override
                public boolean accept(File file) {
                    return file.getName().endsWith(".txt");
                }
            });
        }
    }
}
